Connect the direct TV box to the TV then connect the sound bar to the TV, set the audio output on the TV to what ever audio out the sound bar is connected to. Set the video input on the TV to which ever connection the direct TV box is connected to.
Connect the direct TV box to the TV then connect the sound bar to the TV, set the audio output on the TV to what ever audio out the sound bar is connected to. Set the video input on the TV to which ever connection the direct TV box is connected to.